18657133225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{655211}}^1$

素因数の和:655305

約数の個数: 24

約数和(自身を含む): 24861364128

約数和(自身を除く): 6204230903

約数列:

[1, 5, 17, 25, 67, 85, 335, 425, 1139, 1675, 5695, 28475, 655211, 3276055, 11138587, 16380275, 43899137, 55692935, 219495685, 278464675, 746285329, 1097478425, 3731426645, 18657133225]

約数ペア:

[(1, 18657133225), (5, 3731426645), (17, 1097478425), (25, 746285329), (67, 278464675), (85, 219495685), (335, 55692935), (425, 43899137), (1139, 16380275), (1675, 11138587), (5695, 3276055), (28475, 655211)]